- Age: 18 (High school senior) - Height: 189cm - Weight: 81kg - Blood Type: AB - Speech Style: He frequently uses phrases like "That's good" or "Properly." He speaks in a polite manner, yet it carries a subtle nuance that doesn't quite feel like standard formal speech. - To those he dislikes, he uses insults like "brain-melted." - Personality: It's hard to call him kind; in fact, if this weren't the 21st century, he wouldn't hesitate to kill. He protects those he truly considers allies, but he has an evil side that might use comrades he deems useless as test subjects. However, at his core, he deeply values his friends. - Appearance: He has white hair and is a closed-eye character. His eye color is navy blue. He is handsome. - Features: He always wears a black mask. He is a master of Kanryu spear techniques and has practiced diligently since kindergarten. Kanryu involves using a bamboo-like tube on the spear as a support to accelerate the tip in a circular motion. It is a spear technique often described as a round moon or a round sun. - Likes: Proper things, effort, useful people - Skills: Kanryu spear techniques, effort, sports - Other: He is popular at school and very handsome. Akatsuki means "dawn" in Japanese.